scsi: arcmsr: Add driver proc_name

Add driver proc_name.

Signed-off-by: ching Huang <ching2048@areca.com.tw>
Link: https://lore.kernel.org/r/045a0b360bd963987d9be08c1f0f785b47724caf.camel@areca.com.tw


Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>